What does PPB mean in NASA?
This page is about the meanings of the acronym/abbreviation/shorthand PPB in the Governmental field in general and in the NASA terminology in particular.
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What does PPB mean?
- parts per billion.
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PPB also stands for:
- Button bar for Print Preview (WordPerfect for Win)
- Paper Print and Binding
- paper printing and binding
- Pardon and Parole Board
- part per billion
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